Exterior body of a convertible automobile with a convertible top in a lowered position



FIG. 1 is a front and side perspective view of an exterior body of a convertible automobile with a convertible top in a lowered position showing our new design;

FIG. 2 is a side perspective view thereof;

FIG. 3 is another side perspective view thereof; and,

FIG. 4 is a top, rear, and opposite side perspective view thereof.

The broken-line disclosure is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an exterior body of a convertible automobile with a convertible top in a lowered position, as shown and described. 